Home / 14,973.74-20,665.62-8,602.32

Finding the Fourth Proportional to 14,973.74, 20,665.62 and 8,602.32

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Solution

The fourth proportional to 14,973.74, 20,665.62 and 8,602.32 is: 11,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,973.74 : 20,665.62 = 8,602.32 : x
  2. Step 2: Convert to fraction form
    14,973.74/20,665.62 = 8,602.32/x
  3. Step 3: Cross multiply
    14,973.74x = 20,665.62 × 8,602.32
  4. Step 4: Simplify right side
    14,973.74x = 177,772,276.24
  5. Step 5: Solve for x
    x = 177,772,276.24/14,973.74
  6. Step 6: Final answer
    x = 11,872.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.